經初步核算，2021年(nian)佳木斯(si)市(shi)實現地(di)區生產總值（GDP）816.2億(yi)元(yuan)(yuan)，按可比價計算，比上年(nian)增(zeng)長7.5%。從三(san)次產業(ye)看(kan)，第一(yi)產業(ye)增(zeng)加(jia)值371.7億(yi)元(yuan)(yuan)，增(zeng)長6.0%；第二產業(ye)增(zeng)加(jia)值115.1億(yi)元(yuan)(yuan)，增(zeng)長12.3%；第三(san)產業(ye)增(zeng)加(jia)值329.4億(yi)元(yuan)(yuan)，增(zeng)長7.7%。三(san)次產業(ye)結(jie)構為45.5：14.1：40.4。

2021年(nian)(nian)(nian)，佳(jia)木斯市(shi)(shi)實(shi)(shi)(shi)現(xian)農林牧漁業(ye)增(zeng)(zeng)(zeng)加(jia)值(zhi)(zhi)377.5億(yi)元(yuan)，比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)6.0%。實(shi)(shi)(shi)現(xian)總(zong)產(chan)值(zhi)(zhi)660.1億(yi)元(yuan)，比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)6.6%。全(quan)市(shi)(shi)規模以上工業(ye)實(shi)(shi)(shi)現(xian)產(chan)值(zhi)(zhi)537.9億(yi)元(yuan)，比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)18.2%；實(shi)(shi)(shi)現(xian)增(zeng)(zeng)(zeng)加(jia)值(zhi)(zhi)比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)14.8%。全(quan)市(shi)(shi)有(you)總(zong)承包(bao)和(he)專(zhuan)業(ye)承包(bao)資(zi)(zi)質的(de)建(jian)筑(zhu)業(ye)法(fa)人企業(ye)實(shi)(shi)(shi)現(xian)總(zong)產(chan)值(zhi)(zhi)62.98億(yi)元(yuan)，比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)11.0%。全(quan)市(shi)(shi)固定(ding)資(zi)(zi)產(chan)投資(zi)(zi)比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)27.8%，提高16.8個百分(fen)點。全(quan)市(shi)(shi)社會消費(fei)品零售總(zong)額比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)11.8%。實(shi)(shi)(shi)際利(li)用內資(zi)(zi)193.9億(yi)元(yuan)，比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)3.8倍。全(quan)市(shi)(shi)外貿進出(chu)口總(zong)額99.5億(yi)元(yuan)，比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)56.1%。全(quan)市(shi)(shi)一般公共預算收入58.1億(yi)元(yuan)，比(bi)(bi)(bi)上年(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)18.0%。